Building an API Gateway with Path and Query String Parameters.
We’ll build an AWS API Gateway that uses path parameters and query string parameters, connected to a Lambda function. Step 1: Sign to the AWS Management Console 1. Click on the Open Console button, and you will get redirected to AWS Console in a new browser tab. 2. Copy your User Name and Password in the Lab […]
Top Linux Commands for Developers.
Networking. Networking in Linux is one of the most powerful and flexible aspects of the operating system, providing users with complete control over how systems communicate with each other. Linux was designed from the ground up as a multi-user, networked system, and its networking capabilities are deeply integrated into the kernel and user-space utilities. The […]
Introduction to AWS API Gateway What, Why & Real-World Use.
Introduction. In today’s cloud-driven world, businesses need their applications to be fast, scalable, and secure. API (Application Programming Interface) is how apps talk to each other. But managing APIs manually can become complex, especially when apps grow. This is where AWS API Gateway helps! What is AWS API Gateway? AWS API Gateway is a fully managed […]
Mastering Linux Text Processing for DevOps: From Grep to Awk.
Linux Text Processing. Linux text processing is one of the most powerful skills a DevOps engineer can master. The command line provides a rich set of utilities designed to read, manipulate, filter, and transform text directly within the terminal. Since almost everything in Linux is represented as text from configuration files to logs and system […]
Essential Linux Commands for File and Directory Management Every DevOps Engineer Should Know.
Introduction. Every second saved in automation, navigation, or file handling contributes to smoother deployments and faster troubleshooting. At the heart of all these processes lies the Linux operating system the backbone of servers, containers, and CI/CD environments worldwide. Whether you’re managing cloud infrastructure, configuring build pipelines, or deploying microservices, Linux commands are your most reliable […]
Solutions Architect Associate vs Developer Associate: Which One Should You Take First?
Introduction. The cloud computing world has grown at an unprecedented pace over the past decade, transforming how businesses operate and how developers build applications. Among the cloud platforms available today, Amazon Web Services (AWS) stands out as a dominant leader, offering a wide array of services for computing, storage, networking, databases, analytics, machine learning, and […]
Top DevOps Certifications to Kickstart Your Career in 2025.
Introduction. In today’s fast-paced digital era, every organization is striving to deliver software faster, more securely, and with greater reliability. This demand has given rise to one of the most transformative movements in modern IT DevOps. By bridging the gap between software development and operations, DevOps enables teams to collaborate seamlessly, automate workflows, and deliver […]
What Are Containers and Why DevOps Teams Can’t Live Without Them.
Introduction. In today’s rapidly changing software landscape, where speed, consistency, and scalability define success, DevOps has emerged as the backbone of modern development practices.At the heart of this transformation lies one powerful technology containers.They have fundamentally changed how teams build, package, test, and deploy software applications.What once took days or even weeks to set up […]
Debugging Common Kubernetes Deployment Issues.
Introduction. In the world of modern software development, Kubernetes has become the backbone of container orchestration, providing developers and DevOps teams with a powerful way to deploy, scale, and manage applications seamlessly. Yet, for all its capabilities, Kubernetes can sometimes feel like an enigmatic black box one that works perfectly until, suddenly, it doesn’t. Pods […]
Implementing GitOps for Continuous Delivery.
Introduction. In the rapidly evolving world of software development, delivering applications quickly and reliably has become a cornerstone of modern business success. Traditional deployment models, which rely heavily on manual processes and ad hoc scripts, often introduce risks, inconsistencies, and bottlenecks that slow down innovation. As organizations scale, the complexity of managing infrastructure and applications […]